451 search results for "knitr"

My Course Slide Generation

November 18, 2013
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This past August I took an opportunity to step back into the University academic world as a Visiting Assistant Professor at the University of Arkansas. I have enjoyed the transition back into the academic world, including a more flexible schedule, variation in topics/duties, and collaborating with colleagues. However, there has been some growing pains, especially regarding creating...

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Shiny 0.8.0 released; Yihui Xie joins RStudio

November 15, 2013
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Shiny 0.8.0 released; Yihui Xie joins RStudio

We’re very pleased to announce Shiny 0.8.0 (which actually went up on CRAN about two weeks ago). This release features a vastly better way to display tabular data, and new debugging tools that make it much easier to fix errors in your app. DataTables support We now support much more attractive and powerful displays of

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Trying to reduce the memory overhead when using mclapply

November 14, 2013
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Trying to reduce the memory overhead when using mclapply

I am currently trying to understand how to reduce the memory used by mclapply. This function is rather complicated and others have explained the differences versus parLapply (A_Skelton73, 2013; Read more »

ggplot2: Cheatsheet for Scatterplots

November 13, 2013
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Creating your Jekyll-Bootstrap powered blog for R blogging

November 9, 2013
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Creating your Jekyll-Bootstrap powered blog for R blogging

As you might have noticed, I recently decided to move Fellgernon Bit from Tumblr to GitHub. There are a couple of reasons why I made this change. I wanted a more professional-looking blog. There are not many R blogs on Tumblr, and well, long text posts are not really meant for Tumblr. Better code highlighting. I had enabled R code highlighting...

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R Studio, and Presentations, and Git! Oh my!

November 7, 2013
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R Studio, and Presentations, and Git! Oh my!

I have been using R for many years now and it has served me quite well.  I have used it for all manners of data prep work, analysis, developing figures, and more recently GIS and creating reproducible reports with knitr.  During this time my typical workflow included creating new folders for projects, throwing in an

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R and my divorce from Word

October 30, 2013
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R and my divorce from Word

Being in grad school, I do a lot of scholarly writing that requires associated or embedded R analyses, figures, and tables, plus bibliographies. Microsoft Word makes this unnecessarily difficult. Many tools are now available to break free from the tyranny of Word. The ones I like involve writing an article in markdown format, integrating all data preparation,...

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Markdown or LaTeX?

October 19, 2013
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Markdown or LaTeX?

What happens if you ask for too much power from Markdown? R Markdown is one of the document formats that knitr supports, and it is probably the most popular one. I have been asked many times about the choice between Markdown and LaTeX, so I think I'...

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Generating your own normal distribution table

October 15, 2013
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Generating your own normal distribution table

It might sounds incredibly old fashion, but for my the exam for the ACT2121 probability course (to prepare for the exam P of the Society of Actuaries), I will provide a standard normal distribution table. The problem is that it is never the one we’re looking for (sometimes it is the survival function, sometimes it is the cumulative distribution function,...

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Loops revisited: How to rethink macros when using R

October 4, 2013
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